The twos are related to the High Priestess. As such they indicate duality, a pause between two choices or an attempt do two thing at once. Most importantly, they indicate instinctual knowledge.
Aces are undirected energy; the twos are that point where you find out more about the energy so that you can know which direction to go with it.
Learn the Twos and the rest of the card meanings, symbols and stories in our eBook.
Learn the Twos meaning in reversal in our reversed card meanings.